cos(x) = 13/37

cos(x) = 13/37=.351351

what are the other trig functions

x=69.43

The other trig functions are:sine, cosine, tangent and their inverses

Sin would be (37^2 - 13^2)^(1/2)/37

 

Tan would be (37^2 - 13^2)^(1/2)/13